package com.sky.service;

import com.sky.dto.ShoppingCartDTO;
import com.sky.entity.ShoppingCart;

import java.util.List;

public interface ShoppingCartService {
    /**
 * 添加购物车
 * @param shoppingCartDTO
 */    void addShoppingCart(ShoppingCartDTO shoppingCartDTO);

    /*** 查看购物车
     * * @return
     * */
    List<ShoppingCart> showShoppingCart();

    /**
     * * 清空购物车
     *  */
    void cleanShoppingCart();

    void subShoppingCart(ShoppingCartDTO shoppingCartDTO);
}
